HCD-MX500i/MX550i
HCD-MX500i/MX550i
21
21
SP-L
: TUNER
SIGNAL PATH
R-ch is omitted due to same as L-ch.
SD
SPEAKERS
+
–
–
+
R
L
TB322
17
5
7
OVER LOAD
DETECT
Q702, 703
PROTECT
DETECT
Q701
LED DRIVE
Q623
OVER LOAD
DETECT
Q752, 753
DIGITAL POWER AMP
IC707
STREAM PROCESSOR
IC705
A/D CONVERTER
IC711
34
MUTING
Q106
MUTING
CONTROL
SWITCH
Q507, 508
82
PROTECT
DETECT
Q516
X703
49.152MHz
R-CH
R-CH
ND621
FLUORESCENT
INDICATOR
TUBE
33 - 42
61 - 64, 1 - 31, 60, 59
1
2
24
22
26
3
61
GRID DRIVE
Q622
4
74
72
46
T621
DC/DC CONVERTER
TRANSFORMER
D621, 622
RECT
VEE
OSC
Q621
X402
5MHz
13
15
X401
32.768kHz
EEPROM
IC402
11
10
S621 - 632
(PANEL KEYS)
70, 71
2
37
10
STANDBY
VOLUME
KEY_1
D624
ROTARY
ENCODER
RV621
5-3. BLOCK DIAGRAM - OUTPUT, PANEL Section -